Nishith Agarwal created HUDI-1589:
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Summary: Rollback metadata is not backwards compatible
Key: HUDI-1589
URL: https://issues.apache.org/jira/browse/HUDI-1589
Project: Apache Hudi
Issue Type: Bug
Components: Writer Core
Reporter: Nishith Agarwal
Assignee: Nishith Agarwal
When turning on archival for ROLLBACK files, we see the following exception
{code:java}
21/02/05 18:53:39 ERROR table.HoodieTimelineArchiveLog: Failed to archive
commits, .commit file: 20200225204435.rollback
org.apache.avro.AvroTypeException: Found
com.uber.hoodie.avro.model.HoodieRollbackPartitionMetadata, expecting
org.apache.hudi.avro.model.HoodieRollbackPartitionMetadata, missing required
field rollbackLogFiles
at
org.apache.avro.io.ResolvingDecoder.doAction(ResolvingDecoder.java:292)
at org.apache.avro.io.parsing.Parser.advance(Parser.java:88)
at
org.apache.avro.io.ResolvingDecoder.readFieldOrder(ResolvingDecoder.java:130)
at
org.apache.avro.generic.GenericDatumReader.readRecord(GenericDatumReader.java:215)
{code}
The `rollbackLogFiles` should have a default value "null" to read and encode
older rollback files.
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